15439985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^2\times {\mathrm{167}}^1$

素因数の和:265

約数の個数: 24

約数和(自身を含む): 20841408

約数和(自身を除く): 5401423

約数列:

[1, 5, 11, 41, 55, 167, 205, 451, 835, 1681, 1837, 2255, 6847, 8405, 9185, 18491, 34235, 75317, 92455, 280727, 376585, 1403635, 3087997, 15439985]

約数ペア:

[(1, 15439985), (5, 3087997), (11, 1403635), (41, 376585), (55, 280727), (167, 92455), (205, 75317), (451, 34235), (835, 18491), (1681, 9185), (1837, 8405), (2255, 6847)]